In “Epicenter,” we follow the story of Amanda Foster, a bold and striking detective from Los Angeles who has hit a rough patch. She’s tasked with safeguarding Nick Constantine, a former mobster who has agreed to testify for the state, from his old criminal associates. However, on the night she begins her assignment, a massive earthquake strikes the city. Amidst the chaos and destruction, Amanda and Nick must navigate the shattered streets, all while being hunted by relentless hitmen and crooked police officers.